live: report LINUX-SWAP instead of SWAP

ogCP expects LINUX-SWAP to specify a swap filesystem.

Add a similar workaround to the one that is done for VFAT for symmetry between
inputs and outputs that circulate over the API.

src/live/ogOperations.py

@@ -102,6 +102,9 @@ class OgLiveOperations:
         if (part_setup['filesystem'] == 'VFAT'):
             part_setup['filesystem'] = 'FAT32'
 
+        if (part_setup['filesystem'] == 'SWAP'):
+            part_setup['filesystem'] = 'LINUX-SWAP'
+
     def _refresh_part_setup_cache(self, cxt, pa, part_setup, cache):
         padev = cxt.partition_to_string(pa, fdisk.FDISK_FIELD_DEVICE)
         if padev == cache: